{"version_information": {"version": "det_AHW_tail10.0_v1.1", "compiled_date": "2026-07-16 08:54:02.400686", "data_source": "ERA5", "website": "http://wexa.jamstec.go.jp", "Author": "Patrick Martineau"}, "event_id": {"name": "Event ID", "description": "A unique identifier based on: beginning_date, end_date, longitude, and latitude", "value": "2013-Jul-18_to_2013-Jul-21_307.5_-16.5"}, "event_label": {"name": "Event label", "description": "Integer-valued grid identifier that uniquely labels each detected extreme event in space and time, consistent with the corresponding labels stored in the NetCDF dataset.", "value": 2013070002520}, "status": {"name": "Status", "description": "An ongoing event denotes an event that lasts up to the latest data available. These events are subject to change as newer data is added.", "value": false}, "start_date": {"name": "Start date", "description": "First date on which grid points are under the influence of an event", "value": "July 18 2013"}, "end_date": {"name": "End date", "description": "Last date on which grid points are under the influence of an event", "value": "July 21 2013"}, "duration": {"name": "Duration", "description": "Time elapsed (days) from the start date to the end date", "value": 4}, "figures_available": {"name": "Figures available", "description": "True if figures were pre-generated for this event", "value": true}, "detection_var": {"name": "Detection variable", "description": "Variable used for the detection scheme", "value": "t2m"}, "event_type": {"name": "Event type", "description": "Type of the event detected", "value": "Heat wave"}, "area": {"name": "Area", "description": "The area (in square meters) encompassing all grid points under the influence of an event during its lifetime.", "value": 61735.521464714424}, "countries_affected": {"name": "Countries affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the countries affected by an event during its lifetime.", "value": ["Brazil"]}, "IPCC_regions": {"name": "IPCC regions", "description": "List of all IPCC regions affected", "value": ["South-American-Monsoon"]}, "continents_affected": {"name": "Continents affected", "description": "List of all continents affected", "value": ["South America"]}, "oceans_affected": {"name": "Ocean basins affected", "description": "The ArcGIS geocoding API (https://developers.arcgis.com/rest/geocode/) is used to obtain a list of all the ocean basins affected by an event during its lifetime.", "value": []}, "center_lat": {"name": "Center latitude", "description": "Latitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": -16.5}, "center_lon": {"name": "Center longitude", "description": "Longitude of the maximum time-integrated standardized t2m anomalies. Only t2m of the same polarity as the events are considered (positive T2m for a HW, for instance). The centre is thus representative of both the severity and persistence of anomalies.", "value": 307.5}, "center_latf": {"name": "Center latitude", "description": "Formatted version of center longitude", "value": "307.5\u00b0E"}, "western_lon": {"name": "Westernmost longitude", "description": "Westernmost longitude affected by event", "value": 307.25}, "eastern_lon": {"name": "Easternmost longitude", "description": "Easternmost longitude affected by event", "value": 309.75}, "southern_lat": {"name": "Southernmost latitude", "description": "Southernmost latitude affected by event", "value": -19.75}, "northern_lat": {"name": "Northernmost latitude", "description": "Northernmost latitude affected by event", "value": -15.75}, "polygons": {"name": "Polygons", "description": "Polygon vertices describing the boundary of the event at each time step", "value": {"2013-07-18T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.03, -15.47], [-52.5, -15.25], [-51.97, -15.47], [-51.75, -16.0], [-51.85, -16.25], [-51.75, -16.5], [-51.87, -16.8], [-51.5, -16.96], [-51.18, -16.82], [-51.03, -16.47], [-50.5, -16.25], [-49.97, -16.47], [-49.75, -17.0], [-49.97, -17.53], [-50.32, -17.68], [-50.46, -18.0], [-50.25, -18.5], [-50.47, -19.03], [-50.82, -19.18], [-50.97, -19.53], [-51.32, -19.68], [-51.47, -20.03], [-52.0, -20.25], [-52.53, -20.03], [-52.75, -19.5], [-52.65, -19.25], [-52.68, -19.18], [-53.03, -19.03], [-53.25, -18.5], [-53.04, -18.0], [-53.25, -17.5], [-53.04, -17.0], [-53.25, -16.5], [-53.15, -16.25], [-53.25, -16.0], [-53.03, -15.47]]]]}, "2013-07-19T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.04, -18.0], [-53.25, -17.5], [-53.15, -17.25], [-53.25, -17.0], [-53.15, -16.75], [-53.25, -16.5], [-53.15, -16.25], [-53.25, -16.0], [-53.03, -15.47], [-52.5, -15.25], [-51.97, -15.47], [-51.75, -16.0], [-51.85, -16.25], [-51.82, -16.32], [-51.47, -16.47], [-51.32, -16.82], [-51.25, -16.85], [-51.18, -16.82], [-51.03, -16.47], [-50.5, -16.25], [-49.97, -16.47], [-49.75, -17.0], [-49.97, -17.53], [-50.32, -17.68], [-50.35, -17.75], [-50.25, -18.0], [-50.35, -18.25], [-50.25, -18.5], [-50.47, -19.03], [-50.82, -19.18], [-50.85, -19.25], [-50.75, -19.5], [-50.97, -20.03], [-51.5, -20.25], [-51.75, -20.15], [-52.0, -20.25], [-52.53, -20.03], [-52.68, -19.68], [-53.03, -19.53], [-53.25, -19.0], [-53.15, -18.75], [-53.25, -18.5], [-53.04, -18.0]]]]}, "2013-07-20T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.04, -18.0], [-53.25, -17.5], [-53.15, -17.25], [-53.25, -17.0], [-53.15, -16.75], [-53.25, -16.5], [-53.15, -16.25], [-53.25, -16.0], [-53.03, -15.47], [-52.5, -15.25], [-51.97, -15.47], [-51.75, -16.0], [-51.85, -16.25], [-51.82, -16.32], [-51.47, -16.47], [-51.32, -16.82], [-51.25, -16.85], [-51.18, -16.82], [-51.03, -16.47], [-50.5, -16.25], [-49.97, -16.47], [-49.75, -17.0], [-49.97, -17.53], [-50.32, -17.68], [-50.35, -17.75], [-50.25, -18.0], [-50.35, -18.25], [-50.25, -18.5], [-50.47, -19.03], [-50.82, -19.18], [-50.85, -19.25], [-50.75, -19.5], [-50.97, -20.03], [-51.5, -20.25], [-51.75, -20.15], [-52.0, -20.25], [-52.53, -20.03], [-52.68, -19.68], [-53.03, -19.53], [-53.25, -19.0], [-53.15, -18.75], [-53.25, -18.5], [-53.04, -18.0]]]]}, "2013-07-21T11:30:00.000000000": {"type": "MultiPolygon", "coordinates": [[[[-53.04, -18.0], [-53.25, -17.5], [-53.15, -17.25], [-53.25, -17.0], [-53.15, -16.75], [-53.25, -16.5], [-53.15, -16.25], [-53.25, -16.0], [-53.03, -15.47], [-52.5, -15.25], [-51.97, -15.47], [-51.75, -16.0], [-51.85, -16.25], [-51.82, -16.32], [-51.47, -16.47], [-51.32, -16.82], [-51.25, -16.85], [-51.18, -16.82], [-51.03, -16.47], [-50.5, -16.25], [-49.97, -16.47], [-49.75, -17.0], [-49.97, -17.53], [-50.32, -17.68], [-50.35, -17.75], [-50.25, -18.0], [-50.35, -18.25], [-50.25, -18.5], [-50.47, -19.03], [-50.82, -19.18], [-50.85, -19.25], [-50.75, -19.5], [-50.97, -20.03], [-51.5, -20.25], [-51.75, -20.15], [-52.0, -20.25], [-52.53, -20.03], [-52.68, -19.68], [-53.03, -19.53], [-53.25, -19.0], [-53.15, -18.75], [-53.25, -18.5], [-53.04, -18.0]]]]}}}, "max_amp": {"name": "Maximum anomaly amplitude", "description": "Maximum t2m anomaly recorded over entire duration", "value": 5.000168963399403}, "mean_amp": {"name": "Mean anomaly amplitude", "description": "Mean t2m anomaly over entire duration", "value": 2.977367244985699}, "evo_areamean": {"name": "Evolution of mean t2m", "description": "The daily evolution of mean t2m.", "value": [24.27760682218684, 24.410713836991306, 24.253336133812866, 25.27825003079255]}, "evo_maxamp": {"name": "Evolution of maximum t2m", "description": "The daily evolution of maximum t2m.", "value": [26.09163067325875, 26.09725530311988, 26.31292208092856, 26.682384708073812]}, "anom_evo_areamean": {"name": "Evolution of mean t2m anomalies", "description": "The daily evolution of mean t2m anomalies.", "value": [2.581783216806868, 2.7744065631410746, 2.63999412977733, 3.7625863928160634]}, "anom_evo_maxamp": {"name": "Evolution of maximum t2m anomalies", "description": "The daily evolution of maximum t2m anomalies.", "value": [3.6172737529985284, 3.708054273030882, 3.399420718732813, 5.000168963399403]}, "anom_scaled_evo_areamean": {"name": "Evolution of mean standardized t2m anomalies", "description": "The daily evolution of mean standardized t2m anomalies.", "value": [1.2125908847686715, 1.3375106226446918, 1.2459589915574354, 1.5993701790345238]}, "anom_scaled_evo_maxamp": {"name": "Evolution of maximum standardized t2m anomalies", "description": "The daily evolution of maximum standardized t2m anomalies.", "value": [1.4811569325461111, 1.5983138971955766, 1.9367758499684562, 1.808560254175807]}}